Hair loss and dandruff commonly occur together because dandruff can inflame the scalp, increase itching, and weaken the hair roots over time. Excess scalp oil, fungal overgrowth, stress, poor sleep, nutritional deficiency, irregular hair washing, and harsh hair products may further worsen both problems. Treatment usually focuses first on controlling scalp inflammation and then supporting healthier hair growth. Anti-dandruff shampoos containing ketoconazole, selenium disulfide, zinc pyrithione or salicylic acid are commonly used to reduce the flakes and itching. Some people with significant hair thinning may also benefit from hair growth treatments such as minoxidil-based solutions when appropriate. Adequate protein intake, iron-rich foods, vitamin D correction, proper sleep and stress management may also help gradually reduce shedding. Avoid repeated scratching, excessive oiling of the infected scalp and frequent chemical treatments, as these may increase the scalp inflammation. Painful scalp bumps, patchy bald areas, severe redness or continuous rapid hair fall can indicate a more severe scalp disorder and may require detailed scalp treatment.